package b面向对象.day2.demo7_练习题分析;

public class Point {
    int x;
    int y;

    public Point(int x, int y) {
        this.x = x;
        this.y = y;
    }
    public double distance(Point other){
        //this.x;这里是p1.x
        return 0;
    }
}
